Windows Administrator Lead

Windows Administrator Lead
Location: Mumbai
Experience: 8 years to 14 years

Interview Mode: Online Interview
Interview Date: 13th Oct 2026 (Tuesday)
Interview Time: 10: 00 AM to 5: 00 PM

Mandatory skill: Windows Server Administration, Active Directory (AD, GPO, DNS, DHCP

Must-Have:
8-14 years of experience in Windows server administration (depending on level)
3+ years in a Lead or Senior Windows Administrator role
 Relevant certifications preferred:
 AWS and Nutanix certification is required
 PowerShell or Automation Certifications

Key responsibilities:

Technical Leadership & Operations
• Lead and manage Windows Server environments (2016 / 2019 / 2022) across production and non‑production systems
• Act as L3 escalation point for complex Windows infrastructure issues
• Ensure high availability, performance, security, and stability of Windows platforms
• Own end‑to‑end Windows infrastructure lifecycle management

Active Directory & Core Services
• Design, administer, and troubleshoot Active Directory (AD DS) environments




• Manage and optimize Group Policy Objects (GPOs)
• Administer DNS, DHCP, and domain services
• Manage FSMO roles, AD replication, and multi‑domain/forest environments

Build, Patch & Security
• Oversee server build, patching, upgrades, and decommissioning
• Ensure compliance with security hardening standards and baselines
• Support vulnerability remediation and audit requirements
• Plan and execute OS upgrades and migrations
• Managing Infra using Prism Central and Prism element

Automation & Monitoring
• Implement and maintain PowerShell automation to improve efficiency
• Ensure effective monitoring and alerting of Windows environments
• Analyse performance trends and proactively address capacity risks
• Coordinate with monitoring and security teams for alert optimization

Incident, Problem & Change Management
• Lead resolution of major incidents related to Windows infrastructure
• Perform and review Root Cause An

📌 Windows Administrator Lead (Kolkata)
🏢 Tata Consultancy Services
📍 Kolkata